What are the zeros of the function f(x)=5x^2-25x/x

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Determine if the equation defines y as a function of x: 2xy = 1. yes o no